[Lexington police spokeswoman Sherelle]Roberts subsequently told The Lexington Herald-Leader that by 1 a.m. there had been at least 13 arrests, including several people suspected of arson. The newspaper also reported ( http://bit.ly/Hbecx7 ) police had to dodge flying beer bottles while taking fire extinguishers to put out dozens of fires involving sofas, trash and other debris set ablaze in the streets. There were no immediate reports of any serious injuries to police.